PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

6961-05Cap,linear Actuating Cylinder

The Entwistle Company Llc · NSN 3040-01-378-5708 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-378-5708 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-378-5708. Primary manufacturer part number: 6961-05.
Features
  • Cap,linear Actuating Cylinder — FSC 3040
  • Outside Diameter: 3.000 INCHES MAXIMUM IN
  • 3 verified cross-references
  • Primary manufacturer: The Entwistle Company Llc
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cap,linear Actuating Cylinder, cataloged under National Stock Number 3040-01-378-5708, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is The Entwistle Company Llc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-378-5708
Primary Part Number6961-05
Item NameCap,linear Actuating Cylinder
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerThe Entwistle Company Llc
StatusACTIVE
Outside Diameter3.000 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3040-01-367-54948018-06 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Dana Corp Mobile Fluid Products Div
3040-01-368-00906961-TA INTERCHANGEABLE
Cylinder Assembly,actuating,line
Hyco Alabama Llc
5305-01-437-0043 INTERCHANGEABLE
Screw,cap,socket Head
Cross-Reference Index
Part NumberManufacturer
6961-05 PRIMARY The Entwistle Company Llc (USA)
6961-TA Dana Corp Mobile Fluid Products Div (USA)
6961-05 Dana Corp Mobile Fluid Products Div (USA)
Related Parts
3040-01-367-5494INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
8018-06
3040-01-368-0090INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
6961-TA
5305-01-437-0043INTERCHANGEABLE
SCREW,CAP,SOCKET HEAD

Frequently Asked Questions

What is NSN 3040-01-378-5708?

NSN 3040-01-378-5708 is a Cap,linear Actuating Cylinder, manufactured by The Entwistle Company Llc, classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-378-5708?

NSN 3040-01-378-5708 has 3 cross-referenced part numbers: 6961-05 (The Entwistle Company Llc), 6961-TA (Dana Corp Mobile Fluid Products Div), 6961-05 (Dana Corp Mobile Fluid Products Div).

What NSN replaces 3040-01-378-5708?

There are 3 known substitutes for 3040-01-378-5708: 3040-01-367-5494, 3040-01-368-0090, 5305-01-437-0043. Verify interchangeability with system specifications before substitution.

What are the specifications of 6961-05?

Key specifications for 6961-05: End Item Identification: 3930-01-330-8907; Outside Diameter: 3.000 INCHES MAXIMUM IN. 2 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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